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(a) Enclosure. Every motion picture projector using flammable films, together with all electrical devices, other film equipment, and all films shall be enclosed in a room as herein required.
(b) Construction. Every projection block shall be enclosed with walls, floors and ceiling providing fire resistance of not less than two hours. All wall and ceiling finish, fixtures and trim of the projection room and rooms appurtenant thereto shall be of noncombustible materials.
(c) [Reserved.]
(d) Protection of Openings. Doors to projection blocks shall be self-closing Class B fire doors. Openings or portholes in projection rooms shall be provided with automatic metal shutters operating in vertical guides, arranged to fall by gravity when released and completely cover the portholes. Such shutters shall be controlled by heat-actuated devices arranged to close all shutters in the projection room automatically. In addition, there shall be provided suitable means for manually closing all shutters from a point within the projection room near each exit door.
Openings and shutters shall conform to the Regulations of the National Board of Fire Underwriters for Storage and Handling of Cellulose Nitrate Motion Picture Film, Pamphlet No. 40, November, 1953.
(e) Storage Limitations. No provision shall be made in any projection block for storing materials of a combustible nature other than films.
(g) Projection rooms in theaters designed to house more than one motion picture projector shall be provided with not less than one water closet and one lavatory located within the projection block.
(Prior code § 54-6.6; Amend Coun. J. 11-9-16, p. 36266, § 18; Amend Coun. J. 9-6-17, p. 55278, Art. II, § 29)